Snap link



July 1, 1930. o. g. HILL 1,769,512

SNQP LINK Filed June 19, 1939 JW QP Q1776 C, fl/u.

' being well known that the chains for which rolling act-ion of thechain when in use. This 30 tion proceeds, the invention beingillustrated The bill-of hook 14 may be rounded as at Patented Julyl,1930 i I v i p UNITED STATES PATENT,- OFFICE 6 oars o. .I-IILL, onimwrucknr, shamans slur Application filed June 19,1929; Serial mama.

The present invention relates to improvespaced further from the archedportion 12, ments in snap links or fasteners of the type than the otherend 16, which has attached familiarly used in connecting the ends ofthereto by any suitable means, as rivets 18, chains and intended moreparticularly for a spring tongue 20, arranged to extend across use inconnection with anti-skid tire chains. and close the space or openingbetween the Among the objects of this invention is the bills of thehooks 14 and 16, andhaving its provision of a link which is inexpensive,but. free end disposed to bear against the inner extremely etficient andwhich, while easily side of the cooperating bill of hook 14.- applied'toor released from the ends of the It will be notedthat the'spring tongueis i m chain, is so constructed as to resist releasing bentinwardly at22 to accommodate the anthe ends of the chain unless and until proper-'gular relation of the engaged surfaces and ly manipulated. that itsresilience holds the free end against Another and important objectattained by the hook 14 in closed position. I this invention resides inthe shape of the link, important feature of this invention 15 which issuch as to prevent the. snap from may be observed in Figs. 1 and 3,wherein is twisting or sliding from the side links of the disclosed aninward curvature or bend of the tire chain, especially when used toconnect spring tongue, at 24, whereby the tongue is the cross chains tothe side chains. This provided with 'an inward arched portion shape,furthermore is particularly designed imilar to that of th bodymember-shown to fit the concave of the tire, thus making at12; Not onlydoes this inward bend 24 it impossible for the link to cut the casing.prevent the snap from twisting or'slidi'ng A further object is theprovision of a "from the side chain, but in addition the link which isshaped to fit the tire regardless curved shape fits the concave of thetire, of its position, whether reversed or not, it making it impossibleto cut the tire from the this link is particularly adapted partake ofeature makes the link particularly desiraa rolling motion or actionwhen in use, which ble, if, as frequently occurs, the snap should motionis apt to Cause he link o n V H inadvertently be attached reversely tothe Other objects will appear as the des ripside chain, instead of inits intended position.

in the accompanying drawings and c-onsist- 26 to carry out the generalconfiguration of mg in certain novel features specifically dethe springside of the link, in a manner simifined in the claims. lar to thecurvature of the solid side.

In the drawings, wherein like elements are Another advantage of the bentspring, and 35 designated by like reference numerals, also itscooperation with the curved portion Fig. 1 illustrates a side elevationof the 12, resides in the fact that while the end of a link; chain maybe readily engaged with either Fig. '2 discloses a plan view-thereof;and hook 14 or 16, it cannot be readily separated Fig. 3 is aperspective showing of the same therefrom under chance blows oraccidents, 40 link. inasmuch as the bend 24 forms in 'eifect, a

More specifically, the link comprises a body shoulder offeringobstruction to free egress member 10 formed preferably from a meof thechain. tallic strap of suitable dimensions having Furthermore, when thefree end is being its intermediate portion arched, as shown at engagedwith thehook 14, its entanglement 4.5 12, and its ends doubled back toform hooks with the previously connected end to hook 16 14 and 16adapted for engagement in the is avoided as the portion 24 limits thesliding end links of the cross tire chains, and the of the chain alongthe hook body. arched portion conforming generally to the In use, theproper link of a chain is encurvature of a tire casing. gaged over hook14 and moved along the 0 One of the hooked ends 14, is desirably body ofthe'snap,to hook 16, whereupon the hook l liis free to receive the chainportion V which is to be connected, y

wThis snap link is particularly adapted to use in connecting 'the crossmembers of an anti-skid chain, tothe side chains, or for use as a repairlinkin such chains. Having thus described my invention, What I claimnsnew and desire to secure by Letg 7 ters Patent of the United. States, isf i 1. A snap link comprising'a body portion having'inturned ends,-=anda sprin'g member attached to one of said ends andbearing member beingvinwardly arched at a point I r spaced from the ends o'fthe springmember,

thereby-to retain-inserted linlg-siagainst acci ',,dentaltdisplacemenhand saidbodyfportion also being inwardly arched, toproducea linkhavingioppositely'concaved sides. n a

V 2.- A snap link comprising a body portion --having inturned'endsspaced unequally'from said portiomand a spring member attached r to oneof said ends and bearinglagainstthe other; of said ends, said memberbeingin- Wardlyarched at a point spaced from the 1 ends olf the springmember, and, said body portion also being inwardly arched,'to produce alink having oppositely concaved sides, shaped'to fit thecurvature of ati -c easing. j use. i 3.;A{=fastening link comprising a body-,porti0n-having an openingfor the insertion 1 ,i of chain links, -aclosure forsaid opening, i 1 andlmea nsto" retain the insertedlinksagainst a cci'd ental displacement from said bodyipor stion comprisingan arch extending inward- 1 j lyifrom said closureat apoint-spaced fromytheendskthereof, andnniarch extending inwardly fromfsaid bodyportion. Ij llnutestimony whereof I-hereunt'o affix any "r io signatureg V I anonis clnl I-r 'against the other of said ends, said spring

